Home / 18,287.30-27,429.58-6,600.52

Finding the Fourth Proportional to 18,287.30, 27,429.58 and 6,600.52

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Solution

The fourth proportional to 18,287.30, 27,429.58 and 6,600.52 is: 9,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,287.30 : 27,429.58 = 6,600.52 : x
  2. Step 2: Convert to fraction form
    18,287.30/27,429.58 = 6,600.52/x
  3. Step 3: Cross multiply
    18,287.30x = 27,429.58 × 6,600.52
  4. Step 4: Simplify right side
    18,287.30x = 181,049,321.23
  5. Step 5: Solve for x
    x = 181,049,321.23/18,287.30
  6. Step 6: Final answer
    x = 9,900.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.